Add TODO

diff --git a/passes/techmap/abc9.cc b/passes/techmap/abc9.cc
index df14f8f7e4784569fa849ca32b6ce47cde17b56d..f15aded844f9f66664202a1a357030b6cbecc9cb 100644 (file)
--- a/passes/techmap/abc9.cc
+++ b/passes/techmap/abc9.cc
@@ -736,6 +736,8 @@ void abc9_module(RTLIL::Design *design, RTLIL::Module *current_module, std::stri
                        }
                }
 
+               // TODO: Move this optimisation into parse_xaiger, so that we
+               //       can get save on the "clean" call at the end of this function
                for (auto &it : bit_users)
                        if (bit_drivers.count(it.first))
                                for (auto driver_cell : bit_drivers.at(it.first))